MCM has partnered with a top global supplier of laptop batteries and AC adapters to bring you a complete line of Stellar Labs Power+ replacement batteries. All batteries are manufactured in an ISO9001 facility from top quality Panasonic and Sanyo cells and UL registered components. Quality control of production processes and component selection is carefully monitored by a team of experienced engineers and technicians to assure a safe, reliable, long lasting laptop battery that fits and performs as well or better than the original!